# list1 = ['B01', 'B02', 'B03', 'B05', 'B08', 'B10']
# print(len(list1))
# list2 = "B01,B02,B03,B05,B08,B10"
# count = list2.count('B')
# print(count)

# print("请输入一串字符串：")
# string = input()
# string = string.upper()
# count = string.count('A')
# print("字符串中a的个数为%d个" % count)

# print("请输入一串字符串：")
# string = input()
# if string == string[::-1]:
#     print("True")
# else:
#     print("False")

# print("请输入一串字符串：")
# string = input()
# name = string.split(' ')
# fullname = ' '.join(name)
# print("Your surname is:" + name[0] + " Your firstname is:" + name[1])
# print("Your full name is:" + fullname)

# a = input()
# print(type(a))
